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Reduced power mode

The reduced power mode is usually related to a Check Engine or ABS light coming on. When a problem is detected, the engine goes into reduced power mode to try and allow you to get to a safe stopping point....

My car says the door is ajar but it really isn't

One of the more common causes of a false "door ajar" warning light is stuck contacts in the electrical switch in the door pillar. The switch can be tested. Sometimes the switch can be cleaned or serviced but that can...

Broken crankshaft position sensor

It depends on where the sensor broke as to whether it can still be removed. In most cases, a professional mechanic would remove multiple components that would make it easier to access. Once it's clear, you can usually use a...

Truck keeps cutting out when driving - 2001 Chevrolet Silverado 2500

Hello there, many different faults could cause your 2001 Chevrolet Silverado to cut out and die while running. The most common would be an alternator (https://www.yourmechanic.com/services/alternator-replacement), battery (https://www.yourmechanic.com/services/battery-replacement), wiring harness fault, fuel pump (https://www.yourmechanic.com/services/fuel-pump-replacement), battery cable (https://www.yourmechanic.com/services/battery-cable-replacement), vacuum leak (https://www.yourmechanic.com/article/is-it-safe-to-drive-with-a-vacuum-leak),...

2007 GMC Yukon XL 2500. Intermittent problem with very rough engine and check engine light flashes. After a few minutes when engin

Defective ECMs are so rare that half of all warranty returns (industry-wide), once tested in a lab, turn out to be perfectly good. ECM updates (software) are another matter though. In the course of diagnosing something like this, it is...

Idles but when driving it acts like its out of fuel.

Check all of the battery ground cables to the car on the battery, engine, and chassis. There is a bad ground somewhere that is causing the ECM to not work properly. This would cause the fuel pump to not work...

Reduce Engine Power Light is illuminated

This light comes on generally when there is a critical system failure or problem with the engine or transmission. The purpose of this light is to keep the driver safe and to prevent potential major damage to the engine or...

Power brake booster is leaking

Hello, a brake booster is an important part of the braking system, and should be repaired sooner than later. Since the brake booster uses vacuum to assist in applying the brake pedal, if the vacuum leak becomes too great, it...

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